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Title: Probing Angular Correlations in Sequential Double Ionization

Journal Article · · Physical Review Letters
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  1. Joint Attosecond Science Laboratory, National Research Council and University of Ottawa, 100 Sussex Drive, Ottawa, Ontario, K1A 0R6 (Canada)
  2. Institut fuer Kernphysik, Goethe Universitaet, Max-von-Laue Strasse 1, D-60438 Frankfurt (Germany)

We study electron correlation in sequential double ionization of noble gas atoms and HCl in intense, femtosecond laser pulses. We measure the photoelectron angular distributions of Ne{sup +} relative to the first electron in a pump-probe experiment with 8 fs, 800 nm, circularly polarized laser pulses at a peak intensity of a few 10{sup 15} W/cm{sup 2}. Using a linear-linear pump-probe setup, we further study He, Ar, and HCl. We find a clear angular correlation between the two ionization steps in the sequential double ionization intensity regime.

OSTI ID:
21611763
Journal Information:
Physical Review Letters, Vol. 107, Issue 11; Other Information: DOI: 10.1103/PhysRevLett.107.113003; (c) 2011 American Institute of Physics; Country of input: International Atomic Energy Agency (IAEA); ISSN 0031-9007
Country of Publication:
United States
Language:
English